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2. One-sample z-statistic is used instead of one-sample t-statistic when . A. μ is known. C. μ is un...
4 months ago
Q:
2. One-sample z-statistic is used instead of one-sample t-statistic when . A. μ is known. C. μ is unknown. B. σis known. D. σ is unknown Theorem when the sample n is extremely
Accepted Solution
A: